<template>
  <!-- 商品分类导航 -->
  <div class="type-nav">
    <div class="container">
      <div class="nav-left" @mouseleave="myMouseLeave">
        <h2 class="all" @mouseenter="isShow = true">全部商品分类</h2>
        <div class="sort" v-show="isShow">
          <div class="all-sort-list2" @click="toSearch">
            <div class="item" v-for="c1 in typeNavList.slice(0, 15)" :key="c1.categoryId">
              <h3>
                <!-- 自定义属性，用来分辨 data-level导航的级 data-id 用来得到当前导航的id值-->
                <a data-level="1" :data-id="c1.categoryId" @click="over">{{ c1.categoryName }}</a>
              </h3>
              <div class="item-list clearfix">
                <div class="subitem">
                  <dl class="fore" v-for="c2 in c1.categoryChild.slice(0, 9)" :key="c2.categoryId">
                    <dt>
                      <a data-level="2" :data-id="c2.categoryId" @click="over">{{ c2.categoryName }}</a>
                    </dt>
                    <dd>
                      <em v-for="c3 in c2.categoryChild" :key="c3.categoryId">
                        <a data-level="3" :data-id="c3.categoryId" @click="over">{{ c3.categoryName }}</a>
                      </em>
                    </dd>
                  </dl>
                </div>
              </div>
            </div>

          </div>
        </div>
      </div>
      <nav class="nav">
        <a href="###">服装城</a>
        <a href="###">美妆馆</a>
        <a href="###">尚品汇超市</a>
        <a href="###">全球购</a>
        <a href="###">闪购</a>
        <a href="###">团购</a>
        <a href="###">有趣</a>
        <a href="###">秒杀</a>
      </nav>
    </div>
  </div>
</template>

<script >
export default {
  name: "Typenav",
};
</script>
<script setup>
import { onMounted, computed, ref, reactive } from 'vue';
import { useRouter, useRoute } from 'vue-router';
import { useHomeStoreListData } from '../../stores/home';
const router = useRouter();
const route = useRoute();
// console.log(router, route);
const storeListData = useHomeStoreListData();


onMounted(() => {
  storeListData.getTypeNavData();
});
// 将数据存储到计算属性里
const typeNavList = computed(() => {
  return storeListData.typeNavList;
});
// console.log('type', typeNavList);

// const isShow = computed(() => {
//   return route.path === '/home' ? true : false;
// });
const isShow = ref(route.path === '/home' ? true : false);


// 跳转到搜索页面
function toSearch(e) {
  // console.log(e);
  // 获取分类名称
  const categoryName = e.target.innerText;
  // 获取分类等级和分类的id
  const { level, id } = e.target.dataset;

  // 判断分类等级
  if (level) {
    router.push({
      path: '/search',
      query: {
        categoryName,
        [`category${level}Id`]: id,
        keyword: route.query.keyword
      },
    });
  }
}

// mouseLeave
const myMouseLeave = () => {
  // 只有在home页面时，不隐藏，其他页面隐藏
  // console.log('a');
  (route.path == '/home') || (isShow.value = false);
};
// 点击事件，点击后改变isShow的值，在搜索侧边栏隐藏
const over = () => { isShow.value = false; }

</script>
<style lang="less" scoped>
.type-nav {
  border-bottom: 2px solid #e1251b;

  .container {
    width: 1200px;
    margin: 0 auto;
    display: flex;
    position: relative;

    .all {
      width: 210px;
      height: 45px;
      background-color: #e1251b;
      line-height: 45px;
      text-align: center;
      color: #fff;
      font-size: 14px;
      font-weight: bold;
    }

    .nav {
      a {
        height: 45px;
        margin: 0 22px;
        line-height: 45px;
        font-size: 16px;
        color: #333;
      }
    }

    .sort {
      position: absolute;
      left: 0;
      top: 45px;
      width: 210px;
      height: 461px;
      position: absolute;
      background: #fafafa;
      z-index: 999;

      .all-sort-list2 {
        .item {
          h3 {
            line-height: 30px;
            font-size: 14px;
            font-weight: 400;
            overflow: hidden;
            padding: 0 20px;
            margin: 0;

            a {
              color: #333;
            }
          }

          .item-list {
            display: none;
            position: absolute;
            width: 734px;
            min-height: 460px;
            background: #f7f7f7;
            left: 210px;
            border: 1px solid #ddd;
            top: 0;
            z-index: 9999 !important;

            .subitem {
              float: left;
              width: 650px;
              padding: 0 4px 0 8px;

              dl {
                border-top: 1px solid #eee;
                padding: 6px 0;
                overflow: hidden;
                zoom: 1;

                &.fore {
                  border-top: 0;
                }

                dt {
                  float: left;
                  width: 54px;
                  line-height: 22px;
                  text-align: right;
                  padding: 3px 6px 0 0;
                  font-weight: 700;
                }

                dd {
                  float: left;
                  width: 415px;
                  padding: 3px 0 0;
                  overflow: hidden;

                  em {
                    float: left;
                    height: 14px;
                    line-height: 14px;
                    padding: 0 8px;
                    margin-top: 5px;
                    border-left: 1px solid #ccc;
                  }
                }
              }
            }
          }

          &:hover {
            .item-list {
              display: block;
            }
          }
        }
      }
    }
  }
}
</style>